The following characters/people are Sparks.
- Tony Stark
- Adam Savage and Jamie Hyneman
- Leonard de Quirm
- The Mechanist
- Varrick
- Foaly, Opal Koboi, and quite possibly Artemis himself
- Dr Henry Jekyll (of a more Mad Chemist variety)
- Cave Johnson (come on, he created a device that connects two points in space with a wormhole - while attempting to design a shower curtain)
- He just took after his ancestor, B.S. Johnson.
- That made so much sense...
- Who's to say B. S. Johnson wasn't himself a Spark?
- He just took after his ancestor, B.S. Johnson.
- Wallace
- Professor Isaac Sumdac.
- Kat Donlan.
- Kaolla Su
- Dr. Bunsen Honeydew. Poor old Beaker has classic Minion syndrome.
- Kim Possible: Dr. Drakken, Wade, and possibly Ron (based on his evil side), and Kim's little brothers. Kim is currently channelling her Spark in more athletic ways, but when she breaks through, she'll make her foes look like amateurs.
- The Doctor, and also The Master.
- Zoe Heriot.
- Lelouch, whose capabilities with planning are borderline precognitive.
- Nikola Tesla
- Phineas and Ferb
- Doctor Octopus
- Mordin Solus
- Doctor Robotnik
- Willy Wonka. Nuff said.
- Doctor Horrible
- Tedd Verres. Obviously.
- The Medic, The Engineer, and The Demoman.
- Riff. He even has notes.
- Aizen Souske. Possibly Urahara as well.
- Arthur Weasley. He created a semi-sentient, flying car even though he had a very sketchy understanding of muggle technology.
- Alice
- Rui Kamishiro
